Gaya APA
ASTM, . (1997).
ASTM C 943 - 96 Standard practice for making test cylinders and prims for determining strength and density of preplaced aggregate concrete in the laboratory .
:
ASTM.
Gaya MLA
ASTM, .
"ASTM C 943 - 96 Standard practice for making test cylinders and prims for determining strength and density of preplaced aggregate concrete in the laboratory".
:
ASTM,
1997.
Diorama.